Concept inbox makes the design review cycle smooth.

Concept inbox is the best collaboration platform for creative teams and their external stakeholders. Whether you are a designer, a product manager, a marketer or an architect Concept inbox makes collaboration with your team and clients easier than ever and streamlines the creative process.

Annotations for all types of artworks.

Concept inbox supports real-time annotations and comments on videos, design image files and PDFs. There is no limit on the number of files you can upload nor file-size limits.

Awesome looking prototypes in minutes.

Create high fidelity prototypes of web, mobile and tablet apps without technical skills required. Design the greatest user experience and stop trying to explain how it works, show it instead.